C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

3.73???

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Old Sep 12, 2005 | 04:06 PM
  #21  
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Originally Posted by dr.juice

I wouldn't agree with you....I had an 3.73 in my '95 ZF6 and it did 135mph in 4th @6200rpm at the finish line...


cheers for you, but i thought he had an L-98 were u should shift around 4500 or so.....
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Old Sep 12, 2005 | 04:10 PM
  #22  
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Originally Posted by dr.juice

I wouldn't agree with you....I had an 3.73 in my '95 ZF6 and it did 135mph in 4th @6200rpm at the finish line...

http://www.f-body.org/gears/

this chart disagree's with you, it is dead on when it comes to my car.

the chart says u were doing around 128mph in 4th at 6200rpm's....

the chart also states a ZF6 with a 3.73 at 100-102 mph is around 5000, which is way past the L-98 power band. so like i said that is too much gear for a stocker.
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Old Sep 12, 2005 | 04:16 PM
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Originally Posted by dr.juice

I wouldn't agree with you....I had an 3.73 in my '95 ZF6 and it did 135mph in 4th @6200rpm at the finish line...

But he has a L-98, unlike your LT-1. He would be in 3rd gear for several miles trying to get 6200 rpm out of it, if it ever got there.
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Old Sep 12, 2005 | 04:19 PM
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Originally Posted by mike 1985
But he has a L-98, unlike your LT-1. He would be in 3rd gear for several miles trying to get 6200 rpm out of it, if it ever got there.

it wouldnt get there u know that.....max out of a stock L-98 is 5200, and that is really pushing it, and by that point you are really slowing down.
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Old Sep 12, 2005 | 04:37 PM
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Originally Posted by 88BlackZ-51
whatever u say.
Why won't u help me? U keep saying things like above. Can u answer any questions?

RACE ON!!!
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Old Sep 12, 2005 | 04:47 PM
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Originally Posted by byebyeL98
There is a formula (I sure as h3ll don't know it) where you can plug in your RPM, tire diameter, gear ratio, etc. and come up with a MPH for any given combo. The MPH can help you target what 1/4 times you might expect from the different gear ratios.
http://www.f-body.org/gears/
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Old Sep 12, 2005 | 06:20 PM
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Originally Posted by CFI-EFI
Why won't u help me? U keep saying things like above. Can u answer any questions?

RACE ON!!!

i dont know what questions you want me to answer. do u have any relating to my profession? if you do u can private message me those.
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Old Sep 12, 2005 | 07:01 PM
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Originally Posted by 88BlackZ-51
i dont know what questions you want me to answer. do u have any relating to my profession? if you do u can private message me those.
How can U not know. How about the ones asked? Do U need to go private to justify statements made on the open forum?

RACE ON!!!
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Old Sep 12, 2005 | 09:14 PM
  #29  
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Originally Posted by CFI-EFI
How can U not know. How about the ones asked? Do U need to go private to justify statements made on the open forum?

RACE ON!!!


sorry man, u lost me. i stated that the 3.73 or a 4.10 is not good for 1/4 mile racing if he decided to do that. i dont analze post, and nick pick. plan and simple that is alot of gear for an L-98.........what do u mean about private statements to justify something? i dont know what questions you have of me.....i think i stated 2-3 times in this post about the gears. does not get any simpler then that.

if u want to ask me out, the answer is no!!

ah that last line was inappropriate, i take that back. i guess i thought it was funny last night when i was tired.

Last edited by 88BlackZ-51; Sep 13, 2005 at 08:47 AM.
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Old Sep 12, 2005 | 09:31 PM
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You guys...
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Old Sep 12, 2005 | 09:36 PM
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Originally Posted by STL94LT1
Exactly what I was referring to - thank you!
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Old Sep 12, 2005 | 10:17 PM
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Thanks all for your input, I too was thinking both gear ratio's, that 5th gear comes into play, the performance shop feels it wouldn't just on the street it would. To answer the mod question, 1.6 rr, Cam, SuperRam, injectors, long tube headers, hvwp and chip made for performance application. Project is to be done and dyno'd by Thursday/Friday and will check the track out the following weekend. (Leaning towards the 3.73 though). Great stuff guys...
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Old Sep 12, 2005 | 10:23 PM
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3.73 max, most use 3.45 with the L98.

LT1 can use much more gear.
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Old Sep 12, 2005 | 11:49 PM
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I think 4.09. I'd be really surprised if you lost more than a tenth at the track. Just hang on in 4th and let it pull out of the power band for half a second.

If you want the car to "feel" faster, deeper gears are the way to go IMO. I'm going 4.09 in my L98 ZF6.
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Old Sep 13, 2005 | 12:08 PM
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Originally Posted by mackeyred96
most use 3.45 with the L98.

That's about what Im going with on my L98 when I swap the gears out from my 2.59s

I'll go with the 3.54's...something like these from ZIP 3.54's

Last edited by ElisTwoCents; Sep 13, 2005 at 12:30 PM.
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